Report Generated 11/01/2018 at 0952

Page Description

1 - Mean Daily Water Temperature, Release Flow Rates and Air Temperatures with Monthly Averages

2 - Redding 10-Day Forecasted Air Temperatures

3 - Sacramento River Mean Daily Water Temperature, Air Temperature and 10-Day Forecasted Air Temperature Plot

- Water Temperature Measuring Station Details

- Temperature Control Point Details

4 - Daily Maximum and 7DADM 

5 - Shasta Lake Isothermobaths Plot

6 - Trinity Lake Isothermobaths Plot

7 - Whiskeytown Lake Isothermobaths Plot

x - TCD Configuration (External Link)

All Data in this Report is Preliminary and Subject to Change

Northern CVP Water Temperature Report

October - 2018
1

Shasta 

Generation 

Spring Creek 

P.P.

Keswick 

Total BSF RDB LWS

Sep 7296 239 8089 68.1 70.5 63.7

10/01 52.1 51.3 56.8 51.9 52.2 52.6 53.4 54.7 54.9 56.1 54.0 50.8 55.4 6210 380 7551 65.5 62.1 65.4 55.3

10/02 52.3 51.4 56.8 52.0 52.5 52.9 53.8 54.8 54.9 55.5 54.9 51.2 55.9 6991 528 7586 70.5 65.8 67.4 61.2

10/03 52.6 51.6 56.9 52.5 52.9 53.3 54.3 55.4 55.4 56.3 55.3 51.1 57.0 6099 1162 7588 69.0 63.8 65.8 61.5

10/04 52.6 51.7 56.9 52.8 53.3 53.8 55.1 56.1 56.3 ? 56.9 56.1 51.2 57.4 6396 450 7641 67.0 64.1 64.1 59.4

10/05 52.8 51.9 56.9 53.1 53.5 53.8 55.0 55.9 56.2 57.1 55.0 50.4 55.0 5599 1191 7718 66.5 63.5 64.8 51.9

10/06 52.6 51.7 57.0 53.2 53.8 54.2 55.2 55.9 56.1 56.9 55.2 51.1 55.2 5261 1260 7705 66.5 62.9 65.3 56.2

10/07 52.9 52.1 57.0 53.0 53.8 54.2 55.2 55.7 55.9 56.6 55.0 50.8 55.8 6466 311 7725 69.5 65.2 68.0 53.8

10/08 53.1 52.3 57.0 52.8 53.5 54.0 55.0 55.7 56.0 56.9 55.4 50.8 55.2 6849 310 7715 72.0 67.7 70.7 56.7

10/09 53.1 52.3 57.0 53.0 53.6 54.1 55.3 56.0 56.3 57.2 55.8 50.9 55.7 6994 242 7710 75.0 68.5 69.6 57.9

10/10 53.3 52.5 ! - 53.2 53.5 54.0 54.9 55.4 55.7 56.6 55.3 50.5 54.8 6732 - 7708 71.0 61.9 64.6 51.8

10/11 53.5 52.8 # - 53.5 53.6 54.0 54.8 55.2 55.4 56.1 55.2 50.3 53.4 6496 - 7712 70.5 62.3 65.0 51.8

10/12 53.5 52.9 ? 57.1 53.6 53.7 54.1 54.8 55.2 55.3 56.0 55.3 50.2 52.9 7206 385 7755 68.0 60.0 66.4 52.7

10/13 53.7 52.8 57.1 53.7 53.8 54.2 54.8 55.2 55.3 55.9 55.4 50.1 52.7 6424 415 7761 67.5 64.0 69.2 54.3

10/14 54.0 53.2 57.7 53.7 53.7 53.9 54.5 54.8 55.0 55.6 55.1 50.0 52.1 7124 14 7767 71.0 67.0 67.3 50.3

10/15 54.1 53.6 57.4 53.6 53.6 53.8 54.2 54.3 54.2 54.6 55.1 49.9 51.2 6715 14 7757 67.0 56.1 62.0 50.0

10/16 54.0 53.3 57.3 53.9 53.9 54.1 ? 54.5 54.6 54.6 54.9 55.4 49.7 50.9 6796 14 7763 65.0 59.1 65.8 51.8

10/17 54.1 53.5 57.3 53.7 53.8 54.1 54.9 55.1 55.2 55.6 55.6 49.6 51.9 7268 14 7820 64.5 58.8 61.5 52.6

10/18 54.4 53.7 57.3 53.9 53.9 54.1 54.7 54.9 55.0 55.5 55.4 49.0 52.3 6184 163 7675 64.0 57.3 60.6 52.4

10/19 54.4 53.8 57.2 54.1 54.1 54.4 54.9 55.1 55.1 55.6 55.7 48.4 52.4 6953 458 7503 68.0 59.9 63.0 53.3

10/20 54.5 54.0 57.2 54.4 54.4 54.7 55.2 55.3 55.4 55.8 55.8 ? 48.4 52.1 7022 184 7496 67.0 59.8 64.0 52.9

10/21 54.7 54.1 57.8 54.4 54.4 54.8 ? 55.3 55.5 55.6 56.0 55.6 # - 51.8 6955 28 7506 64.0 57.7 61.6 -

10/22 54.8 54.2 57.5 54.4 54.4 54.7 55.1 55.3 55.4 55.9 55.6 # - 51.6 7035 16 7576 63.5 56.4 59.8 -

10/23 54.9 54.3 57.4 54.5 54.4 54.5 54.9 55.0 55.0 55.4 55.5 # - 51.1 6429 54 6455 58.0 53.6 55.5 -

10/24 55.3 54.5 57.5 ? 54.5 54.5 54.8 55.2 55.3 55.3 55.5 55.8 # - 52.5 4889 41 6143 61.0 55.9 57.7 -

10/25 55.4 54.4 57.8 54.7 54.7 55.0 55.5 55.6 55.6 56.0 56.0 # - 52.6 5503 17 6276 65.5 58.4 62.6 -

10/26 54.6 54.3 57.6 54.9 54.9 55.2 55.7 55.9 55.9 56.4 56.2 # - 53.1 5812 14 6481 66.0 59.7 63.0 -

10/27 54.2 53.7 57.7 55.0 55.0 55.3 55.9 56.1 56.2 56.6 56.2 # - 53.1 5485 14 6485 65.0 59.9 62.9 -

10/28 54.2 53.5 57.6 54.3 54.4 54.7 ? 55.7 56.2 56.4 56.8 56.3 # - 53.4 5293 14 6483 64.0 59.3 60.4 -

10/29 54.4 53.8 57.7 54.0 54.0 54.2 ? 54.7 55.0 55.1 55.9 ? 55.8 # - 52.7 6345 14 6479 59.0 55.3 60.5 -

10/30 54.3 54.1 57.6 54.0 53.9 54.1 ? 54.4 54.5 54.5 54.9 55.7 # - 50.8 5865 14 6474 66.0 60.3 62.8 -

10/31 ? 54.5 ? 53.7 57.6 53.9 53.8 54.0 54.4 54.4 54.5 54.7 55.8 # - 49.7 6086 18 6481 67.5 60.0 64.5 -

Oct 6370 267 7306 60.8 63.9 54.4

197482 7739 226495

Legend Notes 391697 15350 449244

? = 1-9 hours of data missing (Average includes estimations) 1 Temperatures are weighted averages based on individual penstock flow and temperature

! = 10 or more hours of data missing (Average not calculated) Highlighted cells in the TCD column indicate a TCD change was made on that day

# = Station out of service 2 Current control point (see page 3 for more details)

↑ = Record high air temperature 3 NFH is only reported in October, November and December

↓ = Record low air temperature

 = Monthly Averages

54.2

D

A

T

E

Mean Daily Water Temperatures (°F) Mean Daily 

Release (CFS)

51.6 50.8 56.5 -

TCD SAC CCR JLF 1 SHD SPP1 KWK BSF2

53.8 53.1 57.3 53.7 53.9

56.7 51.8 52.4 52.9 54.2 55.3

Mean Daily 

Air Temperatures (°F)

55.6 56.7

66.6

RDD

53.3

74.1

BND

54.9 55.4 56.0

Total AF

RDB

Total CFS

IGO NFH 

55.5 50.2

LWS

51.8

55.3

3
2

↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg

10/01 58 79 68.5 61 74 67.5 52 74 63.0 50 79 64.5 51 77 64.0 47 80 63.5 49 81 65.0 47 83 65.0 52 80 66.0 49 75 62.0 48 74 61.0 52 77 64.5

10/02 60 71 65.5 61 77 69.0 52 78 65.0 52 74 63.0 47 77 62.0 47 78 62.5 48 80 64.0 46 82 64.0 48 74 61.0 48 72 60.0 47 77 62.0 49 76 62.5

10/03 61 80 70.5 58 77 67.5 54 73 63.5 48 76 62.0 51 79 65.0 50 79 64.5 49 82 65.5 48 77 62.5 52 75 63.5 46 74 60.0 47 78 62.5 47 81 64.0

10/04 57 81 69.0 63 72 67.5 49 77 63.0 50 79 64.5 50 79 64.5 47 81 64.0 46 79 62.5 43 78 60.5 53 84 68.5 52 82 67.0 49 81 65.0 50 81 65.5

10/05 62 72 67.0 59 75 67.0 49 78 63.5 51 79 65.0 51 81 66.0 45 78 61.5 44 78 61.0 42 80 61.0 53 85 69.0 51 82 66.5 51 82 66.5 50 75 62.5

10/06 57 76 66.5 54 78 66.0 62 79 70.5 51 82 66.5 49 79 64.0 47 77 62.0 44 78 61.0 45 81 63.0 51 86 68.5 51 82 66.5 52 79 65.5 51 77 64.0

10/07 53 80 66.5 59 80 69.5 53 82 67.5 53 81 67.0 51 77 64.0 47 79 63.0 48 84 66.0 51 85 68.0 52 88 70.0 52 81 66.5 52 81 66.5 50 81 65.5

10/08 58 81 69.5 59 83 71.0 54 82 68.0 51 78 64.5 47 79 63.0 49 84 66.5 51 87 69.0 51 84 67.5 51 86 68.5 51 81 66.0 51 78 64.5 52 78 65.0

10/09 58 86 72.0 66 82 74.0 50 77 63.5 46 79 62.5 46 82 64.0 50 85 67.5 51 84 67.5 50 82 66.0 50 87 68.5 50 82 66.0 50 79 64.5 50 79 64.5

10/10 65 85 75.0 63 79 71.0 47 79 63.0 47 83 65.0 51 87 69.0 52 85 68.5 51 84 67.5 51 86 68.5 53 88 70.5 51 82 66.5 50 81 65.5 50 78 64.0

10/11 62 80 71.0 61 80 70.5 50 83 66.5 50 88 69.0 52 85 68.5 49 84 66.5 47 86 66.5 48 84 66.0 49 86 67.5 49 81 65.0 48 80 64.0 49 78 63.5

10/12 60 81 70.5 50 85 67.5 55 89 72.0 56 84 70.0 52 83 67.5 49 86 67.5 51 83 67.0 53 83 68.0 51 87 69.0 50 82 66.0 49 80 64.5 49 77 63.0

10/13 49 87 68.0 50 89 69.5 55 82 68.5 47 82 64.5 50 86 68.0 50 85 67.5 52 84 68.0 53 85 69.0 52 88 70.0 50 81 65.5 49 79 64.0 48 75 61.5

10/14 46 89 67.5 48 81 64.5 49 83 66.0 51 86 68.5 51 84 67.5 50 84 67.0 51 87 69.0 52 86 69.0 50 86 68.0 48 78 63.0 48 76 62.0 46 70 58.0

10/15 63 79 71.0 60 81 70.5 54 85 69.5 52 84 68.0 52 84 68.0 52 88 70.0 53 87 70.0 53 84 68.5 50 83 66.5 50 75 62.5 50 68 59.0 51 71 61.0

10/16 50 84 67.0 45 86 65.5 51 84 67.5 50 85 67.5 52 89 70.5 52 89 70.5 51 85 68.0 49 81 65.0 50 82 66.0 50 78 64.0 52 75 63.5 49 77 63.0

10/17 41 89 65.0 46 84 65.0 50 85 67.5 52 89 70.5 53 86 69.5 51 83 67.0 51 82 66.5 52 80 66.0 51 78 64.5 51 78 64.5 51 77 64.0 48 77 62.5

10/18 44 85 64.5 46 85 65.5 49 89 69.0 50 86 68.0 51 83 67.0 50 80 65.0 51 74 62.5 52 73 62.5 52 74 63.0 53 78 65.5 54 77 65.5 49 70 59.5

10/19 44 84 64.0 45 88 66.5 49 86 67.5 49 83 66.0 48 81 64.5 50 74 62.0 51 73 62.0 53 73 63.0 53 81 67.0 53 84 68.5 54 79 66.5 50 76 63.0

10/20 44 92 68.0 48 90 69.0 47 85 66.0 46 84 65.0 47 80 63.5 47 77 62.0 50 76 63.0 52 79 65.5 53 82 67.5 50 71 60.5 50 72 61.0 47 75 61.0

10/21 45 89 67.0 46 85 65.5 45 83 64.0 46 78 62.0 47 77 62.0 47 80 63.5 53 81 67.0 52 83 67.5 52 78 65.0 49 76 62.5 47 74 60.5 43 79 61.0

10/22 45 83 64.0 45 82 63.5 47 77 62.0 48 77 62.5 50 82 66.0 52 84 68.0 52 85 68.5 52 79 65.5 52 71 61.5 52 71 61.5 45 68 56.5 47 65 56.0

10/23 44 83 63.5 45 76 60.5 47 77 62.0 49 84 66.5 52 84 68.0 53 86 69.5 52 81 66.5 50 77 63.5 49 73 61.0 47 75 61.0 48 73 60.5 45 75 60.0

10/24 42 74 58.0 47 76 61.5 48 84 66.0 50 83 66.5 52 86 69.0 52 81 66.5 47 74 60.5 45 74 59.5 48 77 62.5 48 79 63.5 50 76 63.0 47 73 60.0

10/25 45 77 61.0 48 84 66.0 50 83 66.5 51 84 67.5 51 77 64.0 46 72 59.0 43 75 59.0 48 78 63.0 50 80 65.0 50 79 64.5 50 76 63.0 49 72 60.5

10/26 44 87 65.5 49 83 66.0 50 82 66.0 50 73 61.5 45 71 58.0 43 75 59.0 50 79 64.5 51 81 66.0 52 83 67.5 50 76 63.0 49 70 59.5 46 71 58.5

10/27 49 83 66.0 50 81 65.5 51 74 62.5 42 72 57.0 43 76 59.5 48 79 63.5 50 83 66.5 50 83 66.5 48 82 65.0 49 79 64.0 51 78 64.5 49 74 61.5

10/28 50 80 65.0 52 74 63.0 42 71 56.5 42 75 58.5 45 80 62.5 48 83 65.5 50 84 67.0 49 82 65.5 52 77 64.5 49 70 59.5 47 70 58.5 45 70 57.5

10/29 52 76 64.0 49 72 60.5 42 75 58.5 47 80 63.5 50 84 67.0 49 83 66.0 48 81 64.5 49 80 64.5 54 77 65.5 49 70 59.5 45 70 57.5 45 67 56.0

10/30 45 73 59.0 56 75 65.5 48 79 63.5 51 83 67.0 50 80 65.0 48 80 64.0 49 80 64.5 49 79 64.0 47 79 63.0 46 74 60.0 46 73 59.5 47 69 58.0

10/31 56 76 66.0 57 79 68.0 52 83 67.5 50 83 66.5 50 80 65.0 50 80 65.0 47 79 63.0 46 80 63.0 50 80 65.0 45 75 60.0 46 71 58.5 43 69 56.0

Web Links Legend

10-Day Min/Max Forecast NR = Forecasted temperatures not recorded

Previous Days Min/Max Actuals 100 = Previous day actual temperatures in red and bolded indicate a record temperature for that date

9 Days 10 Days

Redding (RDD) Daily Air Temperatures (°F)

8 Days

D

A

T

E

Forecasted

4 Days 5 Days 6 Days

Actual

Previous Day Current Day 1 Day 2 Days 3 Days 7 Days
3

Code Body of Water Location1 CDEC Link Point Temp. (°F) Begin Date

TCD N/A Shasta Power Plant N/A BSF 56.0 05/25/2018

SHD Sacramento River 0.3 miles downstream of Shasta Power Plant Click Here

SPP N/A Spring Creek Power Plant N/A

KWK Sacramento River 0.8 miles downstream of Keswick Dam Click Here

SAC Sacramento River 4.8 miles downstream of Keswick Dam Click Here

CCR Sacramento River 9.7 miles downstream of Keswick Dam Click Here

BSF Sacramento River 25 miles downstream of Keswick Dam Click Here

JLF Sacramento River 34 miles downstream of Keswick Dam Click Here

BND Sacramento River 41 miles downstream of Keswick Dam Click Here

RDB Sacramento River 58 miles downstream of Keswick Dam Click Here Notes

IGO Clear Creek 7.3 miles downstream of Whiskeytown Dam Click Here

LWS Trinity River 1.1 miles downstream of Lewiston Dam Click Here 1 Distances are approximate

DGC2 Trinity River 19 miles downstream of Lewiston Dam Click Here 2 DGC is only reported in September

NFH3 Trinity River 38 miles downstream of Lewiston Dam Click Here 3 NFH is only reported in October, November and December

Station Details Temperature Control Point

50

54

58

62

66

70

74

78

50

51

52

53

54

55

56

57

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

Air Temperature (°F)

Water Temperature (°F)

Mean Daily Temperatures

TCD KWK SAC CCR BSF RDD (Air)
4

10/01 52.4 52.8 53.6 54.4 53.4

10/02 53.5 54.3 53.5 54.3 53.8

10/03 53.9 54.7 53.5 54.3 54.3

10/04 53.7 54.4 53.6 54.3 55.1

10/05 54.3 54.8 53.6 54.3 55.0

10/06 55.1 56.2 53.8 54.5 55.2

10/07 55.0 56.1 54.0 54.8 55.2

10/08 54.8 56.0 54.3 55.2 55.0

10/09 55.1 56.1 54.6 55.5 55.3

10/10 54.9 55.8 54.7 55.6 54.9

10/11 54.9 55.8 54.9 55.8 54.8

10/12 54.9 55.8 55.0 56.0 54.8

10/13 55.2 56.2 55.0 56.0 54.8

10/14 55.0 55.7 55.0 55.9 54.5

10/15 54.7 55.5 55.0 55.8 54.2

10/16 55.2 56.1 55.0 55.8 54.5

10/17 55.0 55.9 55.0 55.9 54.9

10/18 55.1 56.1 55.0 55.9 54.7

10/19 55.4 56.5 55.1 56.0 54.9

10/20 55.7 56.8 55.2 56.1 55.2

10/21 55.6 56.8 55.2 56.2 55.3

10/22 55.5 56.7 55.4 56.4 55.1

10/23 55.3 56.2 55.4 56.4 54.9

10/24 55.6 56.7 55.5 56.5 55.2

10/25 56.0 57.1 55.6 56.7 55.5

10/26 56.1 57.2 55.7 56.8 55.7

10/27 56.1 56.9 55.7 56.8 55.9

10/28 55.4 55.8 55.7 56.7 55.7

10/29 55.1 55.8 55.7 56.5 54.7

10/30 55.2 56.0 55.6 56.5 54.4

10/31 54.6 55.1 55.5 56.3 54.4

Notes12

DAT

D

2

ATE SAC CCR SAC

7DADM

1 Daily Max

CCR

7DADM = 7-Day Average 

Daily Maximum

DAT = Daily Average 

Temperature

BSF

65

70

75

80

85

90

95

52

53

54

55

56

57

58

13579 11 13 15 17 19 21 23 25 27 29 31

Air Temperature (°F)

Water Temperature (°F)

Daily Maximum

SAC CCR RDD (Air)

52

53

54

55

56

57

58

13579 11 13 15 17 19 21 23 25 27 29 31

Water Temperature (°F)

7DADM
5

Latest Profile Date: 10/30/2018

0

300

600

900

1200

1500

1800

2100

2400

2700

3000

3300

3600

3900

4200

4500

1-Jan 1-Feb 1-Mar 1-Apr 1-May 1-Jun 1-Jul 1-Aug 1-Sep 1-Oct 1-Nov 1-Dec

Storage, in TAF

Shasta Lake Isothermobaths - 2018

(Water Temperature, in °F)

Total Daily Storage
6

Latest Profile Date: 10/04/2018

0

200

400

600

800

1000

1200

1400

1600

1800

2000

2200

2400

2600

2800

1-Jan 1-Feb 1-Mar 1-Apr 1-May 1-Jun 1-Jul 1-Aug 1-Sep 1-Oct 1-Nov 1-Dec

Storage, in TAF

Trinity Lake Isothermobaths - 2018

(Water Temperature, in °F)

Total Daily Storage
7

Latest Profile Date: 10/03/2018

0

20

40

60

80

100

120

140

160

180

200

220

240

260

280

300

1-Jan 1-Feb 1-Mar 1-Apr 1-May 1-Jun 1-Jul 1-Aug 1-Sep 1-Oct 1-Nov 1-Dec

Storage, in TAF

Whiskeytown Lake Isothermobaths - 2018

(Water Temperature, in °F)

Total Daily Storage